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Technical Service Bulletin # Mercedes Benz Truck GLK 350 LI54-10_P-0540892 Date: 120903

Technical Service Bulletin # Mercedes Benz Truck GLK 350 LI54-10_P-0540892 Date: 120903

Electrical - Battery Discharged, Vehicle Doesn't Start

Battery discharged, vehicle does not start

Topic number LI54.10-P-054089

Version 2

2011 Mercedes Benz Truck GLK 350 (204.956) V6-3.5L (272.991) Page 22

Design group 54.10 Battery, voltage supply, voltage converter

Date 09-13-2012

Validity Models: 204; 207; 212 (rotary light switch with zero position)

Reason for change Validity adapted

Complaint:

Battery discharged, vehicle does not start.

Cause:

Rotary light switch sending wrong signal after ignition OFF.

Remedy:

1) Read out fault roll of battery sensor (IBS).

2) If the following entries are present:

^ Power consumption by standing lights or parking lights

^ Power consumption by low beams then this is an indication of a faulty rotary light switch.

3) Replace rotary light switch.